Apr 08 2025 | Written by CISCO
What is Computer Networking? | Beginner’s Guide for 2025
Welcome to our blog! If you’ve ever wondered how your phone connects to Wi-Fi, how companies share files across different offices, or how the internet even works — you're already curious about computer networking.
In this post, we’ll explore what computer networking is, why it’s important, and how you can start learning it — whether you’re a student, IT enthusiast, or just tech-curious!
What is Computer Networking?
Computer networking is the process of connecting two or more computing devices (like computers, routers, switches, printers, or servers) so they can communicate and share resources. These networks allow devices to send and receive data using a set of rules called network protocols.